Cadora

Know what renews before you're charged.

Add what you pay for once. Cadora reminds you ahead of each renewal and free-trial end date, puts those dates on the Calendar you already use, and helps you decide what to keep, pause, downgrade or cancel.

Free for up to 10 active items. No bank login. · iPhone and iPad · iOS 18 or later · 36 languages

Cadora's dashboard: $189.97 of recurring money out this month, $5,700 of income, and an upcoming list mixing renewals such as Spotify and iCloud+ with incoming salary and rent.
Guides

Make every recurring cost a decision.

Practical guides for finding subscriptions, reviewing price rises, and catching renewal dates before they become surprises.

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Two features Cadora is built around.

Totals, reminders and a list are the basics. These two are the reason Cadora exists.

Renewals on the calendar you already use

Cadora writes each renewal into your system Calendar, so a charge sits beside your actual plans and you see it whenever you check your week. It's opt-in for each item, and Cadora reads back only the events it created.

Help deciding what's worth keeping

Cadora looks at what each item costs and whether you've used it lately, then suggests keeping, pausing, downgrading or cancelling. The reasoning runs on your device, from figures you typed. You make the call.

A ledger, not a fintech dashboard.

Four screens, in the order you'd actually meet them.

Dashboard: this month's recurring money out, total income, and what is coming up — renewals and income together, in date order. Cadora Calendar screen showing tracked renewal dates grouped by month. Cadora insights screen showing recurring money in, money out, and category trends. Cadora settings screen with security, language, and Premium options.
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What's going out, and what's coming in.

One total for everything recurring, with the income you count on beside it. Below that comes what's next: renewals and pay dates in one list, with anything that needs attention marked in amber.

Dashboard: recurring money out, income, and what is coming up.
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Grouped by month, and on your real calendar.

See what renews and when. Turn on Calendar for an item and Cadora adds its date to the Calendar you already check, next to everything else in your week.

Renewals grouped by month.
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Where the money actually goes.

Money in, money out and what's left, plus spending by category and items that overlap. Premium adds charts, a six-month forecast and your biggest price increases.

Insights: money in, money out, net, and charts.
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No account to create.

Lock the app with a passcode, and add Face ID or Touch ID if you like. Sync across your own devices through iCloud. Cadora has no server, so there's no Cadora password to leak.

Settings: appearance, language, Premium, and the security section with the app passcode.

What it tracks, and what it does with it.

Tracks Subscriptions, bills, memberships, instalments, free trials, income, and reminder-only dates like warranties, on any billing cycle and in any currency.
Reminds Local notifications before renewals and before a free trial converts, as far ahead as you choose. They're scheduled on your device and work offline.
Shows Monthly and yearly totals, income and what's left, spending by category, overlaps, and each item's price history. Premium adds charts, the forecast and your biggest increases.
Reaches Home-screen widgets for the monthly total and next renewals, a passcode lock with optional Face ID or Touch ID, and iCloud sync across your own devices.

There is no Cadora server.

Cadora runs no backend, no user database and no login. This is what stays with you and what leaves the device.

Your records Stored on your device. If iCloud is on, they sync through your private iCloud database. The developer holds no copy.
Calendar Only for items where you turn it on. Events go to your default calendar and sync through whatever account backs it.
Advice Computed on your iPhone or iPad from figures you typed.
Ads (free plan) Google AdMob shows one banner at the end of the Dashboard, Calendar and Insights screens. iOS asks whether ads may use your device's advertising identifier, and you can say no. That permission is why the App Store lists “Data Used to Track You”. Nothing you type reaches an advertiser. Premium has no ads and no ad prompt.
Crash reports On by default, so a crash can be fixed. Sent to Google Firebase Crashlytics, with no item names or amounts. Turn it off in Settings → Diagnostics.
Usage analytics Firebase Analytics, off until you say yes — in Google's privacy form where it is shown, or with Show relevant offers. Change your answer in Settings → Ads.
Exchange rates Optional and off by default. When on, Cadora downloads a public rate table at most once a day and sends nothing about you.

Every permission, third party and retention period is listed in the Privacy Policy.

What's free, and what Premium adds.

The free tier tracks up to 10 active items, with banner ads. Paused and cancelled items don't count toward it, and if you're already above the cap nothing is taken away: every item stays visible and editable, and only adding a new one asks you to upgrade.

Premium lifts the cap and adds multiple reminders per item, the advanced insights and forecast, CSV and PDF export, and removes ads. Monthly and yearly are auto-renewing subscriptions; lifetime is a one-off purchase that doesn't renew.

In the US, Premium is $1.99 a month, $12.99 a year, or $19.99 once. Prices differ by country; the App Store shows yours.

Cadora is a record-keeping and reminder tool, not financial advice. It can't see real charges, verify a price, or cancel anything for you. Reminders are local iOS notifications, and the system can delay or drop them, so don't rely on Cadora as your only safeguard against an unwanted charge.

Purchases are handled by Apple. See the Terms of Use for billing, cancellation and refunds.

Cadora questions, answered.

The short version before you download.

What is Cadora?

Cadora is a private subscription and bill tracker for iPhone and iPad that helps people track recurring costs, catch renewals, and decide what to cancel—without a bank login. You enter each item yourself. Cadora totals your recurring costs, reminds you before renewals when notifications are enabled, and can add renewal dates to Apple Calendar.

Is Cadora free?

Cadora is free to download and tracks up to 10 active items; paused and cancelled items don't count, and the free tier shows a banner ad. Cadora Premium adds unlimited items, multiple reminders, advanced insights and forecast, CSV and PDF export, and no ads. US prices are $1.99 a month, $12.99 a year, or $19.99 once; other regions vary.

Does Cadora connect to my bank or read my email?

No. Cadora has no account, no bank connection and no email scanning. You add the subscriptions, bills and trials you want to track, or pick from 75 common services and type the amount yourself. The trade-off is real: Cadora cannot find a forgotten charge for you or check what a provider actually billed.

Can Cadora put renewals on Apple Calendar?

Yes, if you give permission. Cadora can write renewal events for the items you track into the default calendar on your iPhone or iPad, so upcoming charges appear beside your other plans. It reads back only the events it created, never the rest of your calendar. Calendar access is optional; local reminders work without it.

Where does Cadora keep my data?

Records are stored on your device and may sync through your private iCloud database. There is no Cadora account or server, and the developer holds no copy. Free users see Google AdMob banner ads. Crash reports are on by default, contain nothing you typed, and can be switched off in Settings → Diagnostics. Usage analytics runs only if you agree.

Why does the App Store say data is used to track me?

That label covers ads on the free plan. iOS asks whether Google AdMob may use your device's advertising identifier, and you can decline and still use everything. Nothing you type is sent to advertisers. Premium users are never asked and see no ads.

Can Cadora cancel a subscription for me?

No. Cadora cannot cancel a subscription or stop a charge. It shows where an item is billed (Apple's Subscriptions screen for App Store purchases, or the provider's own site) and can remind you on a cancel-by date you choose. Keep the provider's confirmation: a reminder is a prompt, not proof.

What can Cadora not do?

Cadora does not import transactions, scan email, verify provider prices, cancel subscriptions, or guarantee that a provider will bill or stop billing. You enter and review the records yourself.

Your subscriptions, decided on your schedule.

Add what you pay for, choose when you hear about it, and decide before each renewal.

Free for up to 10 active items. iPhone and iPad, iOS 18 or later.

Cadora is made by one person, Khai Do, an independent developer in Vietnam. Questions in the meantime? support@aquifer.fyi — read by a person, usually answered within a few days. Or browse the help pages.